Spectrum Miscellaneous Products

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Spectrum's 1050 Underglaze Base is formulated as a base media for preparing your own underglaze similar to the 500 series.
From $4.00 to $7.50
This is a water-based media that can be used to thin glaze products. It is very powerful and should be added sparingly. For best results add approximately 10 drops per 4 oz. jar and shake vigorously.